The Chicago Manual of Style specifically focuses on American English and also deals with aspects of editorial practice, including grammar and usage, as well as document preparation and formatting. For citations, the Chicago style offers authors the choice between two formats:
Aside from the use of numbered footnotes vs. parenthetical citations in-text, the two systems share a similar style.
Chicago style was developed by the University of Chicago Press in 1906. It is a set of rules for research papers and publications for fields like history and business.
In Chicago, you must cite sources that you have paraphrased, quoted, or consulted to write your research paper. Cite your sources in two places: